Droplet impaction in nuclear installations and safety analysis: Phenomena, findings and approaches

H Zhang, Y Ma, G Hu, Q Liu - Nuclear Engineering and Design, 2020 - Elsevier
Droplet impaction on the wall surface is ubiquitous in natural and industrial applications.
Understanding this phenomenon is also significant to nuclear installation design and safety …

Implications of accident tolerant fuels on thermal-hydraulic research

K Shirvan - Nuclear Engineering and Design, 2020 - Elsevier
Accident tolerant fuel deployment has been rapidly accelerating in the US with lead test rods
and assemblies already inserted in commercial reactors. With the current deployment target …

Parametric effects on the flow redistribution in ballooned bundles evaluated by magnetic resonance velocimetry

AVS Oliveira, D Stemmelen, S Leclerc, T Glantz… - … Thermal and Fluid …, 2021 - Elsevier
When the water inventory evaporates during a hypothetical loss of coolant accident in the
core of a pressurized water reactor, the fuel rods temperature increases substantially …

Experimental study of dispersed flow film boiling at sub-channel scale in LOCA conditions: Influence of the steam flow rate and residual power

AVS Oliveira, JDP Carrillo, A Labergue, T Glantz… - Applied Thermal …, 2020 - Elsevier
Reflooding experiments with rod bundles at Loss Of Coolant Accident (LOCA) conditions
usually use intrusive methods with limited access and, consequently, their data are not …

Mechanistic modeling of the thermal-hydraulics in polydispersed flow film boiling in LOCA conditions

AVS Oliveira, JDP Carrillo, A Labergue, T Glantz… - … Engineering and Design, 2020 - Elsevier
Much effort has been devoted by the nuclear community to develop mechanistic models to
predict the heat dissipation of fuel rods during a loss of coolant accident (LOCA). However …

Velocity field and flow redistribution in a ballooned 7× 7 fuel bundle measured by magnetic resonance velocimetry

AVS Oliveira, D Stemmelen, S Leclerc, T Glantz… - … Engineering and Design, 2020 - Elsevier
During a loss of coolant accident (LOCA), blocked sub-channels may appear due to the
swelling of the fuel rods' cladding, which results in flow redistribution during the reflooding …

Numerical study on cladding melting and melt migration behavior in lead-bismuth coolant using the improved MPS method

P Yao, G Li, Y Li, J Gao, Y Liao - International Journal of Heat and Mass …, 2024 - Elsevier
The behavior of cladding melting and melt migration is an important phenomenon during the
early stage of core disruptive accidents (CDA) in lead-cooled fast reactors (LFRs), which can …

Experimental study on local droplet parameters in a deformed 2× 2 Rod bundle under air-water annular-mist flow

K Khasawneh, J Moon, Y Ko, JJ Jeong… - International Journal of …, 2023 - Elsevier
During reflood conditions following a loss-of-coolant accident in pressurized water reactors,
droplet flow affects the heat and mass transfer between liquid and steam phases. Flow …

Experimental study on single droplet impinging on a heated and inclined wall at early impaction stage

W Tian, H Zhang, Q Liu - Annals of Nuclear Energy, 2020 - Elsevier
Droplet-wall impaction exists in many nuclear installations and severe accidents. In this
study, we experimentally investigate a single droplet impinging on a heated and inclined …

The effect of temperature at the nozzle exit under superheated condition on the condensation characteristics of a superheated steam jet

TD Phan, WG Shin - International Communications in Heat and Mass …, 2024 - Elsevier
During a severe power plant accident, steam condensation mitigates containment
pressurization in a postulated nuclear accident. Understanding the condensation process of …